Inventor · disambiguated record
Na Liu
Also filed as: LIU NA
90 granted patents·84 pending applications·38 citations·filing 2007–2025
98Inventor score
Files withCONTEMPORARY AMPEREX TECHNOLOGY CO LTD67CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD34IBM11ZTE CORP11NINGDE AMPEREX TECHNOLOGY LTD4
Top patents by PatentIndex Score
174 records- 0197US11949099B2Electrode active material and preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Apr 2, 2024·2 cites·16 claims
- 0295US12230836B2Organic-inorganic hybrid complex and coating composition comprising same, separator, secondary battery, battery module, battery pack and power consuming deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Feb 18, 2025·4 cites·19 claims
- 0393US11967706B2Composite metal oxide material and preparation method thereof, positive electrode plate, secondary battery, battery module, battery pack and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2022·Granted Apr 23, 2024·2 cites·15 claims
- 0492US11942636B2Positive electrode material, preparation method and uses thereofCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted Mar 26, 2024·2 cites·20 claims
- 0588US12489112B2Positive electrode material and preparation method and usage thereofCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Dec 2, 2025·0 cites·17 claims
- 0688US12191482B2Electrode active material and preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Jan 7, 2025·0 cites·20 claims
- 0788US11569510B2Ternary positive electrode material with low gas generation and high capacityCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2021·Granted Jan 31, 2023·1 cites·12 claims
- 0886US12176537B2Positive electrode material, preparation method and uses thereofCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Granted Dec 24, 2024·0 cites·20 claims
- 0986US2025087686A1Positive electrode active material, positive electrode plate, lithium-ion secondary battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2024·Application pending·0 cites
- 1085US11949093B2Positive active material, positive electrode plate, electrochemical energy storage apparatus, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted Apr 2, 2024·1 cites·17 claims
- 1185US2024213451A1Electrode active composition, preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 1284US12347859B2Positive active material, positive electrode plate, electrochemical energy storage apparatus, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Jul 1, 2025·0 cites·15 claims
- 1384US11121362B2Positive electrode sheet for secondary battery, secondary battery, battery module, battery pack, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2020·Granted Sep 14, 2021·1 cites·17 claims
- 1484US10164249B2Positive active material for secondary lithium battery, method for preparing the same and secondary lithium battery containing the positive active materialCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2015·Granted Dec 25, 2018·4 cites·13 claims
- 1584US2025279426A1Positive active material, positive electrode plate, electrochemical energy storage apparatus, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 1683US2024266673A1Separator, secondary battery containing such separator, and related battery module, battery pack, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 1782US12185408B2RRC state transition method, terminal, CU, DU, and computer-readable storage mediumZTE CORP·Filed 2024·Granted Dec 31, 2024·0 cites·4 claims
- 1882US2024194853A1Positive active material, positive electrode plate, electrochemical energy storage apparatus, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 1982US2025323256A1Single-crystalline low-cobalt ternary material, method for preparing same, secondary battery, battery pack, and power consumption apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 2081US12300816B2Positive electrode active material, positive electrode plate, lithium-ion secondary battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted May 13, 2025·0 cites·19 claims
- 2181US12225421B2Method of a serving cell measurement object configurationZTE CORP·Filed 2024·Granted Feb 11, 2025·0 cites·16 claims
- 2281US12002947B2Electrode active composition, preparation method thereof, electrode, battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Jun 4, 2024·0 cites·19 claims
- 2381US2025368534A1Positive electrode active material and preparation method therefor, positive electrode sheet, secondary battery, and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 2480US12132226B2Separator, secondary battery containing such separator, and related battery module, battery pack, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Oct 29, 2024·0 cites·17 claims
- 2580US2025349837A1Positive electrode active material, preparation method thereof, positive electrode plate, secondary battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 2679US12469929B2Separator, electrical apparatus containing such separator, and preparation method thereofCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Nov 11, 2025·0 cites·20 claims
- 2779US12394864B2Separator, electrical apparatus containing such separator, and preparation method thereofCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Aug 19, 2025·0 cites·15 claims
- 2879US12021259B2Separator including coating layer including organic-inorganic hybrid composite compound battery including the same, and method of preparing the sameCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2022·Granted Jun 25, 2024·0 cites·20 claims
- 2979US2025372616A1Positive electrode sheet, secondary battery, and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 3079US2025343232A1Secondary battery and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 3178US12300850B2Separator, secondary battery comprising same and related battery module, battery pack and deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted May 13, 2025·0 cites·20 claims
- 3278US11917711B2RRC state transition method, terminal, CU, DU, and computer-readable storage mediumZTE CORP·Filed 2022·Granted Feb 27, 2024·0 cites·12 claims
- 3378US11699789B2Positive electrode active material, positive electrode plate, electrochemical energy storage apparatus, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2019·Granted Jul 11, 2023·0 cites·12 claims
- 3478US2025357472A1Positive electrode active material and preparation method therefor, positive electrode plate, battery and electrical deviceCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 3577US12300851B2Separator, preparation method therefor and related secondary battery, battery module, battery pack and deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted May 13, 2025·0 cites·20 claims
- 3677US12248824B2Prediction and automatic performance of computer-related activitiesORBY AI INC·Filed 2023·Granted Mar 11, 2025·1 cites·20 claims
- 3777US11955633B2Positive electrode material and preparation method and usage thereofCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2021·Granted Apr 9, 2024·0 cites·16 claims
- 3877US2025239728A1Separator, secondary battery comprising same and related battery module, battery pack and deviceCONTEMPORARY AMPEREX TECH HONK KONG LIMITED·Filed 2025·Application pending·0 cites
- 3977US2024414568A1Service-based access network architecture and communicationZTE CORP·Filed 2024·Application pending·0 cites
- 4077US2025313492A1Electrode material and preparation method thereof, battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2025·Application pending·0 cites
- 4177US2025239729A1Separator, preparation method therefor and related secondary battery, battery module, battery pack and deviceCONTEMPORARY AMPEREX TECH HONK KONG LIMITED·Filed 2025·Application pending·0 cites
- 4276US11881582B2Positive electrode active material and preparation method thereof, secondary battery, and electric apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Granted Jan 23, 2024·0 cites·20 claims
- 4376US8878448B2Circuit and method for driving LED lamp with a dimmerDUAN JIANHUA·Filed 2011·Granted Nov 4, 2014·4 cites·13 claims
- 4476US2023327100A1Single-crystalline low-cobalt ternary material, method for preparing same, secondary battery, battery pack, and power consumption apparatusCONTEMPORARY AMPEREX TECHNOLOGY CO LTD·Filed 2023·Application pending·0 cites
- 4576US2025282643A1Positive electrode active material, positive pole piece, secondary battery, and electrical apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
- 4675US12512559B2Separator, preparation method therefor and related secondary battery, battery module, battery pack and deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2023·Granted Dec 30, 2025·0 cites·21 claims
- 4775US12288880B2Positive active material, lithium ion secondary battery, battery module, battery pack and electric deviceCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2022·Granted Apr 29, 2025·0 cites·20 claims
- 4874US12176534B2Positive electrode active material, positive electrode plate, lithium-ion secondary battery, and apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2021·Granted Dec 24, 2024·0 cites·19 claims
- 4974US11308603B2Detection and monitoring of waste disposal in an environmental location using artificial intelligenceIBM·Filed 2020·Granted Apr 19, 2022·1 cites·17 claims
- 5074US2025279416A1Positive electrode active material, battery cell, battery, and power consuming apparatusCONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD·Filed 2025·Application pending·0 cites
Showing the top 50 of 174 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →